Fluidised bed convection furnace for heating metals - uses flat coil of perforated tubing to supply fluidising gas
FR2222910A5
Convection furnace for fluidised solid material - has efficient sealing and high heat exchange rate
GB1419308A
Heat treatment furnace
DE1933593A1
Oil hardening of metals
GB832395A
Improvements in or relating to induction furnaces
GB821279A
Improvements in or relating to the supply of electrical energy in controlled amounts
US1975438A
Magnetic muffle or other body and method of varying the magnetic transformation thereof
GB392755A
Improvements in or relating to induction furnaces and other apparatus using the phenomenon of variation of magnetic permeability to regulate or indicate according to temperature
US1975437A
Induction heated furnace
GB384434A
Improvements in or relating to induction furnaces
US1975436A
Method of heating by induction and furnace therefor
